The 86th JSAP Autumn Meeting 2025
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Oral presentation13 Semiconductors : 13.9 Compound solar cells

[9a-N323-1~9]13.9 Compound solar cells

Tue. Sep 9, 2025 9:30 AM - 12:00 PM JST
Tue. Sep 9, 2025 12:30 AM - 3:00 AM UTC
N323 (Lecture Hall North)
9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[9a-N323-1]Heteroepitaxial growth of GaSb on GaAs substrates using a GaAsSb intermediate layer

〇Yusuke Oteki1, Vaishnavi Thakur1, Vladimir Pillet2, Yoshitaka Okada1 (1.RCAST, 2.Ecole Polytechnique)
9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)

[9a-N323-2]Effects of band tails on thermoradiative diode

〇Yukihiro Harada1, Takashi Kita1 (1.Kobe Univ.)
10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)English Presentation

[9a-N323-3]Comparison of bonding interfaces with opposite polarities fabricated by wafer bonding for multijunction solar cells

〇Hassanet Sodabanlu1, Depu Ma2, Kentaroh Watanabe2, Masakazu Sugiyama1,2 (1.RCAST, U. Tokyo, 2.Sch. Eng., U.Tokyo)
10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)

[9a-N323-4]Direct formation of InP films onto Si substrates utilizing a perfect wetting phenomenon of molten indium

〇(M1)Taiyo Matsunaga1, Imai Yuki1, Usami Noritaka1,2,3, Katsube Ryoji1 (1.Nagoya Univ, 2.IMaSS Nagoya Univ, 3.InFuS Nagoya Univ)
10:30 AM - 10:45 AM JST(1:30 AM - 1:45 AM UTC)

[9a-N323-5]Improved radiation hardness of GaAs solar cells using hetero p/n junction structure

〇Tetsuya Nakamura1, Kentaroh Watanabe2, Maui Hino2, Meita Asami3, Shota Yamasaki4, Shin-ichiro Sato4, Naotsugu Nagasawa4, Takeshi Ohshima4,5, Masakazu Sugiyama2 (1.JAXA, 2.RCAST, Univ. Tokyo, 3.Univ. Miyazaki, 4.QST, 5.Tohoku Univ.)
11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)

[9a-N323-6]Investigation of energy-conversion loss mechanism in Indium Gallium Arsenide laser-power converter

〇(M1)Ichinori Kan1, Ryota Hanakuma1, Ryo Yasumatsuya1, Asahi Shigeo1, Harada Yukihiro1, Takashi Kita1 (1.Kobe Univ.)
11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[9a-N323-7]Incident laser intensity dependence of a GaInP solar cell with a distributed Bragg reflector for optical wireless power transmission

〇(M1)Yuto Kaneko1, Ryusei Takahashi1, Junichi Suzuki1, Reo Aoyama1, Moeka Chiba1, Ryoga Kakiuchi1, Gin Hirano1, Koichi Naniwae2, Toshihiko Fukamachi2, Masato Hagimoto2, Kouichi Akahane3, Shiro Uchida1 (1.Chiba Tech., 2.Ushio Inc., 3.NICT)
11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)

[9a-N323-8]Reducing bonding resistance between p-InGaAs and n-InGaAs using room temperature wafer bonding method

〇Shuto Fujiwara1, Shuntaro Fujii1, Keigo Saito1, Moeka Chiba1, Yuto Kaneko1, Gin Hirano1, Ryoga Kakiuchi1, Kenta Mutsuzaki1, Kouichi Akahane2, Shiro Uchida1 (1.Chiba Tech., 2.NICT)
11:45 AM - 12:00 PM JST(2:45 AM - 3:00 AM UTC)

[9a-N323-9]Investigation of improving the efficiency of GaAs solar cells with DBR structure for optical wireless power transmission

〇(M2)Moeka Chiba1, Ryoga Kakiuchi1, Junichi Suzuki1, Reo Aoyama1, Yuto Kaneko1, Riku Maeno1, Shion Kosugi1, Ryusei Takahashi1, Kouichi Akahane2, Shiro Uchida1 (1.Chiba Tech., 2.NICT)
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